Patents by Inventor In Hwan Choi

In Hwan Choi has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Publication number: 20240074259
    Abstract: A display device includes a base substrate including a first area, a second area, and a third area between the first and second areas and bendable to a degree, insulating layers on the base substrate, a signal line overlapping the first to third areas and including a first line portion in the first area, a second line portion in the first area, the second area, and the third area and on a layer different from the first line portion, and a first connection portion in the first area and on a layer different those of the first and second line portions, wherein the second line portion is connected to a second portion of the first connection portion via a single second contact hole defined in an insulating layer between the second line portion and the second portion of the first connection portion, the insulating layer being an organic layer.
    Type: Application
    Filed: July 25, 2023
    Publication date: February 29, 2024
    Inventors: JONG-HWA KIM, IL-JOO KIM, CHANGHO LEE, HWAN-HEE JEONG, WONJUN CHOI
  • Publication number: 20240071071
    Abstract: In an embodiment an apparatus includes a processor configured to generate a feature extraction module using a dataset in which an attribute for each object is defined, receive an image obtained by a camera, extract an attribute of an object of interest from the image using the learned feature extraction module, identify an object re-identification candidate group based on the extracted attribute of the object of interest and re-identify the object of interest based on the identified object re-identification candidate group.
    Type: Application
    Filed: April 13, 2023
    Publication date: February 29, 2024
    Inventors: Hyeon Seok Jung, Kyung Hwan Cho, Moon Sub Jin, Kyu Sang Choi, Bum Sub Ham, Chan Ho Eom, Geon Lee
  • Patent number: 11916244
    Abstract: A battery module includes a module housing including a first plate in which one side is open, a second plate coupled with the first plate to form an internal space, and a partition member disposed across the internal space to couple the first plate with the second plate; and a battery cell stack disposed in the internal space, in which a plurality of battery cells are stacked.
    Type: Grant
    Filed: December 15, 2020
    Date of Patent: February 27, 2024
    Assignee: SK On Co., Ltd.
    Inventors: Seok Hwan Lee, Hae Ryong Jeon, Seung Hoon Ju, Young Sun Choi, Myeong Hwan Ma, Sol San Son
  • Patent number: 11915853
    Abstract: A coil component is provided. The coil component includes a body having fifth and sixth surfaces opposing each other, first and second surfaces respectively connecting the fifth and sixth surfaces of the body and opposing each other, and third and fourth surfaces respectively connecting the first and second surfaces of the body and opposing each other in one direction, a recess disposed in an edge between one of the first and second surfaces of the body and the sixth surface of the body, a coil portion disposed inside the body and exposed through the recess, and an external electrode including a connection portion disposed in the recess and connected to the coil portion, and a pad portion disposed on one surface of the body. A length of the pad portion in the one direction is greater than a length of the connection portion in the one direction.
    Type: Grant
    Filed: November 6, 2020
    Date of Patent: February 27, 2024
    Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Seung Mo Lim, Seung Min Lee, Byeong Cheol Moon, Yong Hui Li, Byung Soo Kang, Ju Hwan Yang, Tai Yon Cho, No Il Park, Tae Jun Choi
  • Patent number: 11912120
    Abstract: A battery mounting structure for a vehicle is provided to include a case having a first internal member that is disposed to be spaced parallel to an upper side of a lower panel of the case and a second internal member that is disposed perpendicular to the first internal member, and configured to accommodate a plurality of battery modules therein using the first internal member and the second internal member. An outer side member is provided in a shape protruding toward the outside on an outer side of the case. The battery modules are disposed in a stacking direction of battery cells that is parallel to a longitudinal direction of the first internal member.
    Type: Grant
    Filed: September 22, 2020
    Date of Patent: February 27, 2024
    Assignees: Hyundai Motor Company, Kia Motors Corporation
    Inventors: Yong Hwan Choi, Yu Ri Oh, Tae Hyuck Kim, Gyung Hoon Shin, Hae Kyu Lim, Ji Woong Jung
  • Patent number: 11911220
    Abstract: A system includes a number of transducers configured to transmit ultrasound signals directed to a target blood vessel and receive echo information associated with the transmitted ultrasound signals. The system also includes a processing device configured to process the echo information, generate ultrasound images of the blood vessel at a number of locations and generate an estimated diameter of the blood vessel at the locations. The processing device is also configured to output image information associated with the blood vessel and output a maximum estimated diameter of the blood vessel or the estimated diameters at the number of locations based on the image information.
    Type: Grant
    Filed: October 16, 2020
    Date of Patent: February 27, 2024
    Assignee: Verathon Inc.
    Inventors: Monali Padwal, Joon Hwan Choi, Nasser Saber, Fuxing Yang
  • Publication number: 20240060162
    Abstract: Disclosed are wire rods and parts with improved delayed fracture resistance, and methods for manufacturing the same. The wire rod with improved delayed fracture resistance according to the present disclosure contains, by wt %, 0.15-0.30% of C, 0.15-0.25% of Si, 0.95-1.35% of Mn, 0.030% or less of P, 0.030% or less of S, 0.015-0.030% of Ti, 0.0010-0.0040% of B, 0.0010-0.0080% of N, and Fe and inevitable impurities as the balance, and satisfies formula 1 of 2.0?5.5×[Si]+[Mn]?2.4, where [Si] and [Mn] represent the contents (wt %) of the corresponding elements.
    Type: Application
    Filed: December 14, 2021
    Publication date: February 22, 2024
    Applicant: POSCO CO., LTD
    Inventors: Youngsoo CHUN, Sang-yoon LEE, Seok-hwan CHOI, Myungsoo CHOI
  • Patent number: 11905305
    Abstract: The present application relates to a silicon precursor compound, a method for preparing the silicon precursor compound, a precursor composition for depositing a silicon-containing oxide thin film or nitride thin film, the precursor composition comprising the silicon precursor compound, and a method for depositing a silicon-containing oxide thin film or nitride thin film using the precursor composition.
    Type: Grant
    Filed: May 14, 2021
    Date of Patent: February 20, 2024
    Assignee: UP CHEMICAL CO., LTD.
    Inventors: Jin Sik Kim, Myeong Ho Kim, Mi Hee Lee, Byung Kwan Kim, Jun Hwan Choi, Sungwoo Ahn, Yun Gyeong Yi
  • Patent number: 11909903
    Abstract: A system and a method of managing contact information of a terminal recognized by a vehicle include: a communication unit, which communicates with one or more terminals located in a vehicle and recognizes the terminal, and which receives information stored in the recognized terminal; a connection confirming unit which confirms a function, to which the terminal recognized through the communication unit is connected through communication, among the functions provided by an Audio, Video, and Navigation (AVN) system of the vehicle; a priority calculating unit, which calculates a priority of the terminal with respect to other terminals according to the connection between the terminal confirmed by the connection confirming unit and the function provided by the AVN system and generates priority list information for maintaining contact information stored in the terminal; and a contact information renewing unit, which downloads and stores the contact information stored in the terminal in a linked database according to
    Type: Grant
    Filed: August 19, 2021
    Date of Patent: February 20, 2024
    Assignees: HYUNDAI MOTOR COMPANY, KIA CORPORATION
    Inventors: Hyun-Woo Lee, Seo-Hwan Choi, Seong-Soo Yae, Paul Choo
  • Publication number: 20240052455
    Abstract: Disclosed in the present specification are: a wire rod for ultrahigh-strength springs, which can be applied to motorcycle suspension springs; a steel wire; and a manufacturing method therefor. According to one embodiment of the disclosed wire rod for ultrahigh-strength springs, the wire rod comprises, by wt %, 0.5-0.7% of C, 0.4-0.9% of Si, 0.3-0.8% of Mn, 0.2-0.6% of Cr, 0.015% or less of P, 0.010% or less of S, 0.01% or less of Al, 0.01% or less of N, 0.005% or less of O, and the balance of Fe and inevitable impurities, wherein in 1 mm2 area of the center of the cross-section perpendicular to the longitudinal direction, the proportion of the area satisfying at least one from among C>0.8%, Si>0.9%, Cr>0.8% and Mn>0.8% by wt % can be 5% or less.
    Type: Application
    Filed: November 18, 2021
    Publication date: February 15, 2024
    Applicant: POSCO CO., LTD
    Inventors: Junmo LEE, Seok-hwan CHOI, Myunsoo CHOI
  • Publication number: 20240052453
    Abstract: Disclosed are a wire rod and a steel wire for a spring, a spring with improved fatigue resistance and nitriding property, and methods for manufacturing same. The wire rod for a spring with improved fatigue resistance and nitriding property according to the present disclosure contains, by wt %, 0.6-0.7% of C, 2.0-2.5% of Si, 0.2-0.5% of Mn, 0.9-1.6% of Cr, 0.015% of less of P, 0.01% of less of S, 0.01% of less of Al, 0.007% of less of N, 0.1-0.25% of Mo, 0.1-0.25% of V, and Fe and inevitable impurities as the balance, wherein Cr+Mn is 1.8% or less, Mo/V is 1.5 or less, and the microstructure includes 60% or more of a pearlite structure in the C section.
    Type: Application
    Filed: November 18, 2021
    Publication date: February 15, 2024
    Applicant: POSCO CO., LTD
    Inventors: Junmo LEE, Seok-hwan CHOI, Myungsoo CHOI
  • Publication number: 20240053207
    Abstract: A temperature sensor and a method of controlling the temperature sensor are provided. The temperature sensor includes a voltage generator suitable for generating a temperature voltage that has a voltage level determined according to a temperature and a reference voltage that has a constant voltage level independent of a change in temperature, a code generator suitable for generating an initial code based on the temperature voltage and the reference voltage, and a code calibrator suitable for generating a calibrated code based on the initial code and a calibration factor.
    Type: Application
    Filed: October 26, 2023
    Publication date: February 15, 2024
    Applicant: SK hynix Inc.
    Inventor: Suk Hwan CHOI
  • Publication number: 20240052454
    Abstract: Disclosed are high-strength wire rods and parts, having improved delayed fracture resistance, for use in bolts, and a methods for manufacturing the same. The high-strength wire rod, having improved delayed fracture resistance, for use in bolts according to the present disclosure contains, by wt %, 0.15-0.30% of C, 0.05-0.35% of Si, 0.95-1.35% of Mn, 0.030% or less of P, 0.030% or less of S, 0.005-0.030% of Ti, 0.0010-0.0040% of B, and Fe and inevitable impurities as the balance.
    Type: Application
    Filed: December 14, 2021
    Publication date: February 15, 2024
    Applicant: POSCO CO., LTD
    Inventors: Youngsoo CHUN, Seok-hwan CHOI, Kyoungsik KIM, Myungsoo CHOI
  • Publication number: 20240050246
    Abstract: A method and an apparatus for enhancing operation of a leg prothesis is provided. The apparatus includes a variable stiffness module configured to be attached between a first portion and a second portion of a leg prothesis. The first portion is configured to move relative to the second portion in a first plane. The variable stiffness module defines an interior region configured to store pressurized fluid. A volume of the interior region is configured to be varied from a first volume to a second volume such that a stiffness of the variable stiffness module in the first plane is varied from a first stiffness to a second stiffness.
    Type: Application
    Filed: December 17, 2021
    Publication date: February 15, 2024
    Inventors: Hwan CHOI, Sepehr RAMEZANI
  • Patent number: 11899903
    Abstract: A method for controlling a display device that includes a touch screen is provided. The method includes establishing a plurality of window display spaces in the touch screen, wherein each of the plurality of window display spaces displays a window for running an application, displaying a launcher application in one of the plurality of window display spaces, the launcher application presenting at least one icon to run at least one application, receiving in the launcher application a new application run command to run a new application, and displaying a new window for running the new application in one of the other window display spaces than the window display space where the launcher application is displayed, in response to the new application run command.
    Type: Grant
    Filed: February 27, 2023
    Date of Patent: February 13, 2024
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Young-Jin Kim, Kang-Tae Kim, Dae-Wook Park, Seung-Woon Lee, Jung-Hwan Choi
  • Publication number: 20240043610
    Abstract: A resin, a method for preparing the same, a resin composition including the same, and a molded article including the resin composition are disclosed in herein. In some embodiments, a resin includes a unit of Chemical Formula 1 and a unit of Chemical Formula 2: wherein, in Chemical Formulae 1 and 2, Ar1, Ar2, R1, r1, X1 to X4, X9, X10, Z1, Z2, Z5, La, La?, a, b, p, t, m, n, L11, l11, X11 to X16, Z11 to Z13, Lb, Lb?, a?, b?, p?, C?, m? and n? are defined herein.
    Type: Application
    Filed: September 2, 2022
    Publication date: February 8, 2024
    Applicant: LG Chem, Ltd.
    Inventors: Il Hwan Choi, Kyeongmun Kim, Min Suk Jung, Jaesoon Bae, Hyeonah Shin, Hye Jin Yim
  • Patent number: 11892879
    Abstract: A rollable display device includes a rollable display and a first protection film disposed on a first surface of the rollable display. The first protection film extends beyond a first display edge of the rollable display. The rollable display device further includes a second protection film disposed on a second surface of the rollable display facing the first surface of the rollable display. The second protection film extends beyond the first display edge of the rollable display. The rollable display device additionally includes a first adhesive layer disposed between the rollable display and the first protection film. The rollable display device further includes second adhesive layer disposed between the rollable display and the second protection film, and a first adhesion part disposed adjacent to the first display edge of the rollable display and between the first protection film and the second protection film.
    Type: Grant
    Filed: July 19, 2021
    Date of Patent: February 6, 2024
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Tae An Seo, Min-Sung Kim, Jung Hun Lee, Jin Hwan Choi
  • Publication number: 20240027537
    Abstract: Provided is a battery management apparatus including a measuring unit measuring a current and a voltage of battery cells, an analyzing unit classifying the battery cells into a plurality of classes based on a feature obtained from the current and the voltage of the battery cells and a degradation behavior of each of the battery cells, and a determining unit determining a lifespan of the battery cells in a preset manner for each of the plurality of classes.
    Type: Application
    Filed: January 4, 2022
    Publication date: January 25, 2024
    Applicant: LG ENERGY SOLUTION, LTD.
    Inventors: Bo Mi LIM, Yo Hwan CHOI, Won Tae JOE, Bom Jin LEE
  • Patent number: 11882705
    Abstract: Provided are a three-dimensional semiconductor memory device, a method for manufacturing the same, a method for operating the same, and an electronic system including the same. The three-dimensional semiconductor memory device includes a substrate, a stack structure on the substrate, and vertical channel structures, which are provided in channel holes penetrating the stack structure, wherein each of the vertical channel structures includes a data storage pattern, a vertical channel pattern, a conductive pad, and a vertical semiconductor pattern, wherein the vertical channel pattern includes a first portion contacting the upper surface of the substrate and a second portion provided between the data storage pattern and the vertical semiconductor pattern, and wherein the vertical semiconductor pattern is spaced apart from the substrate with the first portion of the vertical channel pattern therebetween.
    Type: Grant
    Filed: September 23, 2022
    Date of Patent: January 23, 2024
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Yun Heub Song, Sun Jun Choi, Chang Hwan Choi, Jae Kyeong Jeong
  • Publication number: 20240015904
    Abstract: This display device may comprise: a display panel; a stress control layer which is disposed on the rear surface of the display panel and includes an auxetic structure having a negative Poisson's ratio; and a support layer which is disposed under the stress control layer and supports the display panel.
    Type: Application
    Filed: January 18, 2021
    Publication date: January 11, 2024
    Inventors: Jin Hwan CHOI, Taewoong KIM, Jong-Hyun AHN, Heechang SHIN, Minwoo CHOI, Luhing HU